19655230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 23890370

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 83, 85, 119, 166, 170, 199, 238, 398, 415, 581, 595, 830, 995, 1162, 1190, 1393, 1411, 1990, 2786, 2822, 2905, 3383, 5810, 6766, 6965, 7055, 9877, 13930, 14110, 16517, 16915, 19754, 23681, 33034, 33830, 47362, 49385, 82585, 98770, 115619, 118405, 165170, 231238, 236810, 280789, 561578, 578095, 1156190, 1403945, 1965523, 2807890, 3931046, 9827615, 19655230]

約数ペア:

[(1, 19655230), (2, 9827615), (5, 3931046), (7, 2807890), (10, 1965523), (14, 1403945), (17, 1156190), (34, 578095), (35, 561578), (70, 280789), (83, 236810), (85, 231238), (119, 165170), (166, 118405), (170, 115619), (199, 98770), (238, 82585), (398, 49385), (415, 47362), (581, 33830), (595, 33034), (830, 23681), (995, 19754), (1162, 16915), (1190, 16517), (1393, 14110), (1411, 13930), (1990, 9877), (2786, 7055), (2822, 6965), (2905, 6766), (3383, 5810)]